题目
英语填空答案
as,as,closed,cyclical,Instead,rapidly,sound,then,though,waking During a night's sleep we do not merely fall into progressively deeper sleep and then gradually wake up.[11] ,our brain waves show a [12] pattern that repeats about every 90 minutes.First we fall into deeper and deeper sleep,but [13] we gradually return to a " [14] " pattern.At this point,[15] ,we do not wake up,[16] might be expected.Instead,we remain [17] asleep and our eyes move [18] back and forth under our [19] eyelids.This stage is known [20] REM sleep.The average person has about four or five episodes of REM sleep each night,totaling about 25 percent of sleep time,or from one and a half to two hours.
as,as,closed,cyclical,Instead,rapidly,sound,then,though,waking During a night's sleep we do not merely fall into progressively deeper sleep and then gradually wake up.[11] ,our brain waves show a [12] pattern that repeats about every 90 minutes.First we fall into deeper and deeper sleep,but [13] we gradually return to a " [14] " pattern.At this point,[15] ,we do not wake up,[16] might be expected.Instead,we remain [17] asleep and our eyes move [18] back and forth under our [19] eyelids.This stage is known [20] REM sleep.The average person has about four or five episodes of REM sleep each night,totaling about 25 percent of sleep time,or from one and a half to two hours.
提问时间:2021-01-02
答案
11 Instead
12 cyclical
13 then
14 walking
15though
16 as
17sound
18rapidly
19closed
20as
12 cyclical
13 then
14 walking
15though
16 as
17sound
18rapidly
19closed
20as
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